import os
from app import create_app
from app import db
from app.models import User, Role, Post
from flask_script import Manager, Shell
from flask_migrate import Migrate, MigrateCommand
from flask_login import login_required
from markdown import markdown
from datetime import datetime


app = create_app(os.getenv('FLASK_CONFIG') or 'default')
manager = Manager(app)
migrate = Migrate(app, db)


@app.template_filter('md')
def markdown_to_html(txt):
    # 最新版的要这样开启扩展
    return markdown(txt, extensions=['extra', 'codehilite', 'tables', 'toc', 'smarty'])


@app.route('/secret')
@login_required
def secret():
    return 'Only authenticated users are allowed'


def make_shell_context():
    return dict(app=app, db=db, User=User, Role=Role)


manager.add_command('shell', Shell(make_context=make_shell_context))
manager.add_command('db', MigrateCommand)


@manager.command
def test():
    """Run the unit tests."""
    import unittest
    tests = unittest.TestLoader().discover('tests')
    unittest.TextTestRunner(verbosity=2).run(tests)


if __name__ == '__main__':
    manager.run()
